Dual ED Telescope Eyepiece - 5mm Dovetail Put simply this adapter let

Put simply this adapter let you mount your CCD camera onto your Canon EOS lenses and makes for an awesome setup for wide field shots taking full advantage     of both the sensitivity of the CCD camera and the quality of the photo lenses

No batteries required

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- Fully Multi-Coated Four-Element Optics

Unlike the Optolong L-eNhance filter which is a tri-band (transmits Hb

Dual ED Telescope Eyepiece - 5mm Dovetail Put simply this adapter letAvailable focal lengths: 5mm, 8mm, 12mm, 15mm, 18mm, 25mm. The ED eyepieces series offers high optical quality 1. 25" eyepieces with ED elements delivery outstanding contrast and sharpness. The eyepieces combine these optical qualities with a large 60 degrees field of view for a greater immersion and observation comfort. The field of view is flat free of distorsions and the colours are extremely well corrected. All air to glass surfaces are fully